display dhcp relay information

Use display dhcp relay information to display Option 82 configuration information for the DHCP relay agent.

Syntax

display dhcp relay information [ interface interface-type interface-number ]

Views

Any view

Predefined user roles

network-admin

network-operator

Parameters

interface interface-type interface-number: Displays Option 82 configuration information for the specified interface. If you do not specify an interface, this command displays Option 82 configuration information about all interfaces.

Examples

# Display Option 82 configuration information for all interfaces.

<Sysname> display dhcp relay information
Interface: Vlan-interface100
   Status: Enable
   Strategy: Replace
   Circuit ID Pattern: Verbose
   Remote ID Pattern: Sysname
   Circuit ID format-type: Undefined
   Remote ID format-type: ASCII
   Node identifier: aabbcc
Interface: Vlan-interface200
   Status: Enable
   Strategy: Replace
   Circuit ID Pattern: User Defined
   Remote ID Pattern: User Defined
   Circuit ID format-type: ASCII
   Remote ID format-type: ASCII
   User defined:
   Circuit ID: vlan100
   Remote ID: device001

Table 14: Command output

Field			Description
Interface			Interface name.
Status		Option 82 states: Enable—DHCP relay agent support for Option 82 is enabled. Disable—DHCP relay agent support for Option 82 is disabled.
Strategy	Handling strategy for request messages containing Option 82, Drop, Keep, or Replace.
Circuit ID Pattern	Padding content mode of the Circuit ID sub-option, Verbose, Normal, or User Defined.
Remote ID Pattern	Padding content mode of the Remote ID sub-option, Sysname, Normal, or User Defined.
Circuit ID format-type	Padding format of the Circuit ID sub-option, ASCII, Hex, or Undefined.
Remote ID format-type	Padding format of the Remote ID sub-option, ASCII, Hex, or Undefined.
Node identifier				Access node identifier.
User defined				Content of the user-defined sub-options.
Circuit ID				User-defined content of the Circuit ID sub-option.
Remote ID				User-defined content of the Remote ID sub-option.

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